package com.sky.controller.admin;

import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * @Auther: Tangguo
 * @Date: 2023-04-23  20:48
 * @description: 菜品管理类
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * @param dishDTO:
     * @return Result
     * @description 新增菜品
     */
    @PostMapping
    @ApiOperation("新增菜品")
    @CacheEvict(cacheNames = "dishCache",key ="'dish_'+#dishDTO.getCategoryId()")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清理缓存数据
        //String key = "dish_" + dishDTO.getCategoryId();
        //cleanCache(key);

        return Result.success();
    }

    /**
     * @param dishPageQueryDTO:
     * @return Result<PageResult>
     * @description 菜品分页查询
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * @param ids:
     * @return Result
     * @description  菜品批量删除
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result delete(@RequestParam List<Long> ids) {
        log.info("菜品批量删除：{}", ids);
        dishService.deleteBatch(ids);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
       // cleanCache("dish_*");
        return Result.success();
    }

    /**
     * @param id:
     * @return Result<DishVO>
     * @description 根据id查询菜品
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * @param dishDTO:
     * @return Result
     * @description 修改菜品
     */
    @PutMapping
    @ApiOperation("修改菜品")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品：{}", dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        //cleanCache("dish_*");
        return Result.success();
    }

    /**
     * @param status:
     * @param id:
     * @return Result
     * @description 起售停售菜品
     */
    @PostMapping("/status/{status}")
    @ApiOperation("起售停售菜品")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("起售停售菜品：{},{}",status,id);
        dishService.startOrStop(status,id);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        //cleanCache("dish_*");
        return Result.success();
    }

    /**
     * @param categoryId:
     * @return Result<List<Dish>>
     * @description 根据菜品分类id查询菜品
     */
    @GetMapping("/list")
    @ApiOperation("根据菜品分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        log.info("根据菜品分类id查询菜品:{}",categoryId);
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    /**
     * @param pattern:
     * @return void
     * @description 清理缓存数据
     */
    /*
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }*/


}
